Specifications

Appendix A
Controller Specifications
This appendix contains physical, electrical, and environmental specifications for the
HSG80 array controller.
Physical and Electrical Specifications for
the Controller
Table A–1 lists the physical and electrical specifications for the controller and cache
modules. Voltage measurements in Table A–1 are nominal measurements (at +5 and +12
VDC) without tolerances.
Table A–1 Controller Specifications
Hardware Length Width Power Current at +5 VDC Current at +12 VDC
HSG80 Array Controller
module
305 mm
(12 in)
241 mm
(9.5 in)
23.27 W 6.04 A
Write-back Cache, 512 MB 138 mm
(5.5 in)
241 mm
(9.5 in)
8.52 W
10.5 W
Cache running diagnostics
and fully charged battery
(400 mA)
Cache running and battery
charging (880 mA)